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Barahonaite-(Fe) Mineral Data
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General Barahonaite-(Fe) Information
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 Chemical Formula: |
(Ca,Cu,Na,Fe+++,Al )12Fe+++2(AsO4)8(OH,Cl)x•nH2O |
| Composition: |
Molecular Weight = 2,141.70 gm |
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Sodium 1.54 % Na 2.07 % Na2O |
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Calcium 9.26 % Ca 12.96 % CaO |
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Magnesium 0.08 % Mg 0.13 % MgO |
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Aluminum 0.91 % Al 1.71 % Al2O3 |
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Iron 9.65 % Fe 13.79 % Fe2O3 |
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Copper 9.91 % Cu 12.41 % CuO |
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Silicon 0.10 % Si 0.22 % SiO2 |
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Arsenic 26.87 % As 41.21 % As2O5 |
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Phosphorus 0.23 % P 0.53 % P2O5 |
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Hydrogen 1.56 % H 13.97 % H2O |
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Sulfur 0.12 % S 0.30 % SO3 |
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Chlorine 0.91 % Cl 0.91 % Cl |
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- %
Cl -0.21 % -O=Cl2 |
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Oxygen 38.86 % O |
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______ ______ |
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100.00 % 100.01 % = TOTAL OXIDE |
| Empirical Formula: |
Ca4.95Cu3.34Na1.43Mg0.07Fe3+1.7Al0.72Fe3+28(As0.96)8(P0.02)8(S0.01)8(Si0.01)8(O4)(OH)6.82
Cl0.55�13.2(H2O) |
| Environment: |
Occurs in a small lens of sulfides that have been completely oxidized to supergene minerals. Smolianinovite group (?) |
| IMA Status: |
Approved IMA 2006 (Dana # Added) |
| Locality: |
Dolores prospect, Pastrana, Murcia Province, Spain Link to MinDat.org Location Data. |
| Name Origin: |
Named for Antonio Barahona of Madrid who recognized the potential of the Dolores site and provided the original specimens. |
| Synonym: |
IMA2006-052 |
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